Cool Control Demystifying Automotive AC Pressure with Expert Chart

The R134a pressure chart delineates the relationship between pressure and temperature within an air conditioning system, utilizing R134a refrigerant. This chart ... You will have to get the system to the above pressure chart, while the car and AC compressor is running. I believe the total capacity for C7 ... Our R-134a and R-1234yf air conditioning system pressure charts are a helpful tool for interpreting pressure readings when recharging with A/C Pro®. Thanks but thats not vehicle specific but just a general guideline. ... AC was blowing cold air, I would think that would be good enough. If ... How to Take the Pressure Readings ; 70, 35-40, 145-160 ; 75, 35-45, 150-170 ; 80, 40-50, 175-210 ; 85, 45-55, 225-250. The low pressures may drop to 30psi and the high side could be as much as 230 psi or even more. But, a system that is low on refrigerant the low ... This chart shows the pressure/temp relationship for R-12 and R-134a. Look up the ambient temp and it will show you the pressure you'll see in the system. Note ... Also remember all these pressure charts ... The other day, I spoke with a guy who does auto AC work and he said something very interesting. Turn the car on with your gauge hooked up there. IMO take the car to the shop... AC work is not something you should be doing without proper ... Is there a normal range for refrigerant pressure for when the car engine is off? I have come across various posts online where people say the ...